public static bool HasDuplicateLines(IReadOnlyList <TreeLine> treeLines)
{
// Treelines are ordered, so we only need to compare with the previous element, not all elements in the tree
TreeLine lastLine = null;
using (var it = treeLines.GetEnumerator())
{
if (it.MoveNext())
{
lastLine = it.Current;
}
while (it.MoveNext())
{
var treeLine = it.Current;
if (treeLine.TextBytes.Span.SpanEquals(lastLine.TextBytes.Span))
{
return(true);
}
lastLine = treeLine;
}
}
return(false);
}
public override void RenderElement(IRenderable element, Graphics graphics, Render render)
{
TreeLine line = element as TreeLine;
if (line.Points == null || line.Points.Count < 2)
{
return;
}
base.RenderElement(element, graphics, render);
}
//Implement a base rendering of an element
public override void RenderShadow(IRenderable element, Graphics graphics, Render render)
{
TreeLine line = element as TreeLine;
if (line.Points == null)
{
return;
}
if (line.Points.Count < 2)
{
return;
}
PointF startLocation = (PointF)line.Points[0];
PointF startReference = (PointF)line.Points[1];
PointF endLocation = (PointF)line.Points[line.Points.Count - 1];
PointF endReference = (PointF)line.Points[line.Points.Count - 2];
Layer layer = line.Layer;
Pen shadowPen = new Pen(layer.ShadowColor);
GraphicsPath shadowPath = line.GetPath();
shadowPen.Color = render.AdjustColor(layer.ShadowColor, 0, line.Opacity);
//Save the current region
Region current = graphics.Clip;
graphics.TranslateTransform(layer.ShadowOffset.X, layer.ShadowOffset.Y);
//Draw line
if (layer.SoftShadows)
{
shadowPen.Color = Color.FromArgb(20, shadowPen.Color);
graphics.CompositingQuality = CompositingQuality.HighQuality;
graphics.SmoothingMode = SmoothingMode.HighQuality;
}
graphics.DrawPath(shadowPen, shadowPath);
if (layer.SoftShadows)
{
graphics.CompositingQuality = render.CompositingQuality;
graphics.SmoothingMode = line.SmoothingMode;
}
graphics.TranslateTransform(-layer.ShadowOffset.X, -layer.ShadowOffset.Y);
}
public override void RenderAction(IRenderable element, Graphics graphics, ControlRender render)
{
TreeLine line = element as TreeLine;
if (line.Points == null || line.Points.Count < 2)
{
return;
}
PointF startLocation = (PointF)line.Points[0];
PointF startReference = (PointF)line.Points[1];
PointF endLocation = (PointF)line.Points[line.Points.Count - 1];
PointF endReference = (PointF)line.Points[line.Points.Count - 2];
//Render element action
base.RenderAction(element, graphics, render);
}
//Implement a base rendering of an element selection
public override void RenderSelection(IRenderable renderable, Graphics graphics, ControlRender render)
{
TreeLine line = renderable as TreeLine;
if (line.Handles == null)
{
return;
}
SmoothingMode smoothing = graphics.SmoothingMode;
graphics.SmoothingMode = SmoothingMode.AntiAlias;
Handle previousHandle = null;
SolidBrush brushWhite = new SolidBrush(Color.White);
Pen pen = Singleton.Instance.SelectionStartPen;
SolidBrush brush = Singleton.Instance.SelectionStartBrush;
foreach (Handle handle in line.Handles)
{
if (previousHandle != null)
{
graphics.FillPath(brushWhite, previousHandle.Path);
graphics.FillPath(brush, previousHandle.Path);
graphics.DrawPath(pen, previousHandle.Path);
pen = Singleton.Instance.SelectionPen; //Set to normal brush
brush = Singleton.Instance.SelectionBrush; //Set to normal pen
}
previousHandle = handle;
}
graphics.FillPath(brushWhite, previousHandle.Path);
graphics.FillPath(Singleton.Instance.SelectionEndBrush, previousHandle.Path);
graphics.DrawPath(Singleton.Instance.SelectionEndPen, previousHandle.Path);
graphics.SmoothingMode = smoothing;
}
public frmTreeLine()
{
InitializeComponent();
Model model = diagram1.Model;
diagram1.Model.SetSize(new Size(1000, 1000));
Shape shape = new Shape();
shape.Location = new PointF(300, 50);
model.Shapes.Add("a1", shape);
shape = new Shape();
shape.Location = new PointF(200, 200);
model.Shapes.Add("b1", shape);
shape = new Shape();
shape.Location = new PointF(400, 200);
model.Shapes.Add("b2", shape);
shape = new Shape();
shape.Location = new PointF(100, 300);
model.Shapes.Add("c1", shape);
shape = new Shape();
shape.Location = new PointF(200, 300);
model.Shapes.Add("c2", shape);
shape = new Shape();
shape.Location = new PointF(300, 300);
model.Shapes.Add("c3", shape);
shape = new Shape();
shape.Location = new PointF(400, 300);
model.Shapes.Add("c4", shape);
shape = new Shape();
shape.Location = new PointF(500, 300);
model.Shapes.Add("c5", shape);
//Add tree lines
Link line = new Link();
TreeLine treeLine = new TreeLine();
treeLine.AddStart(model.Shapes["a1"]);
treeLine.AddEnd(model.Shapes["b1"]);
treeLine.AddEnd(model.Shapes["b2"]);
model.Lines.Add(treeLine);
treeLine = new TreeLine();
treeLine.AddStart(model.Shapes["b1"]);
treeLine.AddEnd(model.Shapes["c1"]);
treeLine.AddEnd(model.Shapes["c2"]);
treeLine.AddEnd(model.Shapes["c3"]);
model.Lines.Add(treeLine);
treeLine = new TreeLine();
treeLine.AddStart(model.Shapes["b2"]);
treeLine.AddEnd(model.Shapes["c4"]);
treeLine.AddEnd(model.Shapes["c5"]);
model.Lines.Add(treeLine);
model.ApplyTheme(Themes.LightBlue);
foreach (Shape item in model.Shapes.Values)
{
item.Width = 60;
}
}
